Every attainment, every step forward in knowledge, follows from courage, from hardness against oneself, from cleanliness in relation to oneself.
Friedrich NietzscheBooks and drafts mean something quite different for different thinkers. One collects in a book the lights he was able to steal and carry home swiftly out of the rays of some insight that suddenly dawned on him, while another thinker offers us nothing but shadows - images in black and grey of what had built up in his soul the day before.
Friedrich Nietzsche